package com.ruoyi.auth.service;

import com.ruoyi.auth.form.LoginBody;
import com.ruoyi.common.core.constant.CacheConstants;
import com.ruoyi.common.core.constant.Constants;
import com.ruoyi.common.core.constant.SecurityConstants;
import com.ruoyi.common.core.constant.UserConstants;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.core.enums.UserStatus;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.core.text.Convert;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.core.utils.ip.IpUtils;
import com.ruoyi.common.redis.service.RedisService;
import com.ruoyi.common.security.utils.SecurityUtils;
import com.xysl.api.RemoteXyslUserService;
import com.xysl.api.domain.XyslUser;
import com.xysl.api.model.XyslLoginUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * 登录校验方法
 *
 * @author ruoyi
 */
@Component
public class XyslLoginService
{
    @Autowired
    private RemoteXyslUserService remoteXyslUserService;

    @Autowired
    private SysPasswordService passwordService;

    @Autowired
    private SysRecordLogService recordLogService;

    @Autowired
    private RedisService redisService;

    private static final String PHONE_REGEX = "^1[3-9]\\d{9}$";
    /**
     * 登录
     */
    public XyslLoginUser login(LoginBody form)
    {
        String account = form.getUsername();
        String password = form.getPassword();
        String loginType = form.getType() == null ?"1":form.getType();
        //账号密码登录
        if ("1".equals(loginType)){
            // 用户名或密码为空 错误
            if (StringUtils.isAnyBlank(account, password))
            {
                recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "用户/密码必须填写");
                throw new ServiceException("用户/密码必须填写");
            }
            // 密码如果不在指定范围内 错误
            if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                    || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
            {
                recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "用户密码不在指定范围");
                throw new ServiceException("用户密码不在指定范围");
            }
            // 用户名不在指定范围内 错误
            if (account.length() < UserConstants.USERNAME_MIN_LENGTH
                    || account.length() > UserConstants.USERNAME_MAX_LENGTH)
            {
                recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "用户名不在指定范围");
                throw new ServiceException("用户名不在指定范围");
            }

        }else{
            if (StringUtils.isAnyBlank(account)) {
                recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "手机号必须填写");
                throw new ServiceException("手机号必须填写");
            }else {
                Pattern pattern = Pattern.compile(PHONE_REGEX);
                Matcher matcher = pattern.matcher(account);
                if (account.length() != 11 || !matcher.matches()){
                    recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "手机号格式不正确");
                    throw new ServiceException("手机号格式不正确");
                }
            }
        }
        // IP黑名单校验
        String blackStr = Convert.toStr(redisService.getCacheObject(CacheConstants.SYS_LOGIN_BLACKIPLIST));
        if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr()))
        {
            recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "很遗憾，访问IP已被列入系统黑名单");
            throw new ServiceException("很遗憾，访问IP已被列入系统黑名单");
        }

        // 查询用户信息
        R<XyslLoginUser> userResult = remoteXyslUserService.getXyslUserInfo(account, SecurityConstants.INNER);

        if (R.FAIL == userResult.getCode())
        {
            throw new ServiceException(userResult.getMsg());
        }

        XyslLoginUser userInfo = userResult.getData();
        XyslUser user = userResult.getData().getXyslUser();
        if ("1".equals(user.getIsDelete()))
        {
            recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "对不起，您的账号已被删除");
            throw new ServiceException("对不起，您的账号：" + account + " 已被删除");
        }
        if ("1".equals(user.getStatus()))
        {
            recordLogService.recordLogininfor(account, Constants.LOGIN_FAIL, "用户已停用，请联系管理员");
            throw new ServiceException("对不起，您的账号：" + account + " 已停用");
        }
        if ("1".equals(loginType)){
            passwordService.validateXysl(user, password);
        }
        recordLogService.recordLogininfor(account, Constants.LOGIN_SUCCESS, "登录成功");
        recordLoginInfo(user.getId());
        return userInfo;
    }

    /**
     * 记录登录信息
     *
     * @param userId 用户ID
     */
    public void recordLoginInfo(Long userId)
    {
        XyslUser xyslUser = new XyslUser();
        xyslUser.setId(userId);
        // 更新用户登录IP
//        xyslUser.setLoginIp(IpUtils.getIpAddr());
        // 更新用户登录时间
//        xyslUser.setLoginDate(DateUtils.getNowDate());
        remoteXyslUserService.recordUserLogin(xyslUser, SecurityConstants.INNER);
    }

    public void logout(String loginName)
    {
        recordLogService.recordLogininfor(loginName, Constants.LOGOUT, "退出成功");
    }

    /**
     * 注册
     */
    public void register(String username, String password)
    {
        // 用户名或密码为空 错误
        if (StringUtils.isAnyBlank(username, password))
        {
            throw new ServiceException("用户/密码必须填写");
        }
        if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH)
        {
            throw new ServiceException("账户长度必须在2到20个字符之间");
        }
        if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
        {
            throw new ServiceException("密码长度必须在5到20个字符之间");
        }

        // 注册用户信息
        XyslUser xyslUser = new XyslUser();
//        xyslUser.setUserName(username);
        xyslUser.setNickName(username);
        xyslUser.setPassword(SecurityUtils.encryptPassword(password));
        R<?> registerResult = remoteXyslUserService.registerUserInfo(xyslUser, SecurityConstants.INNER);

        if (R.FAIL == registerResult.getCode())
        {
            throw new ServiceException(registerResult.getMsg());
        }
        recordLogService.recordLogininfor(username, Constants.REGISTER, "注册成功");
    }
}
